Haseeb A.

AI Integration Developer | AI Agents, Claude, OpenAI, n8n, Full-Stack

I’m an AI Integration Developer and Full-Stack Developer specializing in AI Agents, Claude, OpenAI, RAG, n8n Automation, and production-ready SaaS applications. I help startups and businesses build, integrate, and scale reliable AI-powered products from MVP to production. 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 | 𝟭𝟬𝟬% 𝗝𝗢𝗕 𝗦𝗨𝗖𝗖𝗘𝗦𝗦 | 𝟰𝟰+ 𝗨𝗣𝗪𝗢𝗥𝗞 𝗝𝗢𝗕𝗦 | 𝟭𝟬𝟬𝟬+ 𝗛𝗢𝗨𝗥𝗦 Building an AI Agent, adding RAG to an existing product, automating operations with n8n, or turning a vibe-coded prototype into a secure production application? I can take it from architecture and integration through testing, deployment, and post-launch support. 𝗔𝗜 𝗜𝗡𝗧𝗘𝗚𝗥𝗔𝗧𝗜𝗢𝗡 | 𝗔𝗜 𝗔𝗚𝗘𝗡𝗧𝗦 | 𝗖𝗟𝗔𝗨𝗗𝗘 | 𝗥𝗔𝗚 • Claude API, Claude Code, OpenAI API & Gemini integrations • AI Agent Development, MCP, tool calling & structured outputs • Retrieval-Augmented Generation (RAG), vector search, embeddings & knowledge bases • AI chatbots, assistants, internal copilots & document Q&A • Document extraction, classification, summarization & intelligent processing • Generative AI, LLM integrations, API Integration, guardrails & cost optimization 𝗡𝟴𝗡 & 𝗔𝗜 𝗔𝗨𝗧𝗢𝗠𝗔𝗧𝗜𝗢𝗡 • n8n AI workflows & business process automation • CRM, email, forms, databases, APIs & webhook integrations • Lead qualification, onboarding, follow-ups & sales workflows • Multi-step workflows, conditional logic, retries, error handling & monitoring • Self-hosted n8n with Docker/AWS when more control is required • Reporting, notifications, data synchronization & internal operations automation 𝗩𝗜𝗕𝗘 𝗖𝗢𝗗𝗜𝗡𝗚 | 𝗔𝗜 𝗔𝗣𝗣 𝗥𝗘𝗦𝗖𝗨𝗘 Built with Lovable, Bolt, Replit, Cursor, v0, or Claude Code but not ready for real users? I turn fast AI-generated prototypes into secure, maintainable, production-ready applications. • Audit AI-generated codebases and identify critical risks • Fix authentication, authorization & Supabase RLS • Secure APIs, credentials, database access & backend endpoints • Repair Stripe, database, webhook & third-party API integrations • Refactor unstable AI-generated code and improve maintainability • Improve performance, testing, logging, monitoring & deployment 𝗙𝗨𝗟𝗟-𝗦𝗧𝗔𝗖𝗞 & 𝗦𝗔𝗔𝗦 𝗗𝗘𝗩𝗘𝗟𝗢𝗣𝗠𝗘𝗡𝗧 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: Next.js, React, TypeScript, Tailwind CSS, shadcn/ui 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: Node.js, Python, FastAPI, Express.js, NestJS & REST APIs 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲: PostgreSQL, Supabase, Prisma, MongoDB & Redis 𝗣𝗮𝘆𝗺𝗲𝗻𝘁𝘀: Stripe, subscriptions & Stripe Connect 𝗗𝗲𝘃𝗢𝗽𝘀: AWS, Vercel, Docker, GitHub Actions & CI/CD I build AI SaaS platforms, multi-tenant applications, marketplaces, dashboards, client portals, CRM systems, booking platforms, and internal business tools. 𝗔𝗜 𝗖𝗢𝗡𝗦𝗨𝗟𝗧𝗜𝗡𝗚 & 𝗔𝗥𝗖𝗛𝗜𝗧𝗘𝗖𝗧𝗨𝗥𝗘 • AI use-case discovery & technical planning • Claude vs. OpenAI vs. Gemini model selection • RAG, AI Agent, MCP & automation architecture • SaaS, multi-tenant, database & integration architecture • Security, scalability, performance, reliability & AI cost optimization • Codebase reviews, technical roadmaps, estimates & modernization plans 𝗪𝗛𝗔𝗧 𝗬𝗢𝗨 𝗖𝗔𝗡 𝗘𝗫𝗣𝗘𝗖𝗧 • Clear discovery and architecture before development begins • Practical milestones, estimates & technical recommendations • Production-focused engineering: security, permissions, testing & performance • Clear communication, documentation & repository handover • Support from architecture through deployment — not just code delivery I personally lead discovery, architecture, technical planning, and client communication. For larger projects, my Upwork agency can provide additional full-stack developers, UI/UX designers, QA engineers, mobile developers, and DevOps specialists. Eligible fixed-scope projects can include up to 30 days of post-launch support for issues related to the delivered scope. Send me your idea, current stack, timeline, and biggest technical challenge. I’ll recommend the most practical architecture and a clear first milestone.